The Birbhouse

Manim: A Python library for creating mathematical animations (originally written by 3Blue1Brown)

cyckl

https://github.com/ManimCommunity/manim/

doa

3b1b is one of those people I feel like you could easily compare to like Torvalds and Bellard in the sense of “you mean one dude came up with all this ?” but hopefully to stay without the controversies they all seem to inevitably enter